225 ILCS 705/4.33

If any State Mine Inspector willfully fails, neglects or refuses to file a complaint as herein required, or willfully disregards the duties required of him by the provisions of this Act, a sworn complaint may be filed by any person having knowledge of the facts, before the circuit court, charging the State Mine Inspector with nonfeasance in office and asking that such inspector be bound over to the next grand jury for the county, and the State's Attorney for the county in which such violation occurs shall prosecute such complaint as provided by law in other State cases.